RS

Ray Steven Spratt

CG Carl Zeiss Vision International Gmbh: 38 patents #1 of 185Top 1%
DU Diasonics Ultrasound: 7 patents #1 of 17Top 6%
SH Sola International Holdings: 5 patents #10 of 76Top 15%
CL Carl Zeiss Vision Austalia Holdings Limited: 4 patents #4 of 17Top 25%
DI Diasonics: 3 patents #4 of 53Top 8%
EX ExxonMobil: 3 patents #3,051 of 10,161Top 35%
CS Carl Zeiss Vision Italia S.P.A: 1 patents #3 of 8Top 40%
University of Michigan: 1 patents #1,906 of 4,352Top 45%
📍 Petaluma, CA: #9 of 492 inventorsTop 2%
🗺 California: #7,167 of 386,348 inventorsTop 2%
Overall (All Time): #48,543 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
8777414 Pupil dependent wavefront refraction Timo Kratzer, Jesús-Miguel Cabeza-Guillén 2014-07-15
8434025 Ophthalmic lens design and/or dispensing Scott Warren Fisher, Saulius Raymond Varnas, Philipp Ellinger, Michael Alan Morris, Timo Kratzer 2013-04-30
8297751 Multi-focal lenses with segmented boundaries Darryl Meister, Wolf Krause 2012-10-30
8226238 Method and apparatus for subjective refraction 2012-07-24
8210679 Array of progressive ophthalmic lens elements Saulius Raymond Varnas 2012-07-03
8205987 Method for optimizing a spectacle lens for the wavefront aberrations of an eye and lens Darryl Meister, Timo Kratzer, Jesús Miguel Cabeza Guillén, Markus Welscher, Gerhard Kelch +1 more 2012-06-26
7862171 Ophthalmic lens element for myopia correction Saulius Raymond Varnas, Scott Warren Fisher 2011-01-04
7507358 Method of making wide field spherical lenses and protective eyewear Michael Alan Morris, Colin Maurice Perrott, Simon John Edwards 2009-03-24
7344245 Method of designing progressive lenses Scott Warren Fisher, Saulius Raymond Varnas 2008-03-18
6789896 Shaped ophthalmic lenses Michael Alan Morris, Colin Maurice Perrott, Simon John Edwards 2004-09-14
6682193 Wide field spherical lenses and protective eyewear Michael Alan Morris, Colin Maurice Perrott, Simon John Edwards, David Lawrence Carr, Brandon Yip +3 more 2004-01-27
6454408 Shaped ophthalmic lenses Michael Alan Morris, Colin Maurice Perrott, Simon John Edwards 2002-09-24
6440335 Process for molding thermoplastic lenses and, steeply curved and/or thin lenses produced thereby Jeffrey M. Kingsbury, Robert H. Juul, Michael J. Tuhtan, Martin D. Rolph, Michael Alan Morris +2 more 2002-08-27
6142624 Wide field spherical lenses and single design spectacle frames therefor Michael Alan Morris, Colin Maurice Perrott, Simon John Edwards 2000-11-07
6023968 Real-time two-dimensional resistance and pulsatility mapping Gregory Sharat Lin, Steven F. Forestieri 2000-02-15
5957138 Method and apparatus for three-dimensional flow lumen imaging Gregory Sharat Lin, Dennis Paul 1999-09-28
5860929 Fractional moving blood volume estimation with power doppler ultrasound Jonathan M. Rubin, Ronald S. Adler, J. Brian Fowlkes 1999-01-19
5838592 Method and apparatus for measuring fetus head and abdominal circumference 1998-11-17
5724973 Method and apparatus for automated vascular diameter determination 1998-03-10
5446800 Method and apparatus for displaying angiographic data in a topographic format Sandra A. Briggs, Steven F. Forestieri 1995-08-29
5394874 Angiography using ultrasound Steven F. Forestieri 1995-03-07
5357580 Temporal filtering of color doppler signal data Steven F. Forestieri 1994-10-18
5301674 Method and apparatus for focusing transmission and reception of ultrasonic beams Kenneth R. Erikson, Syed Omar Ishrak, Wilbur Arthur Reckwerdt, Jr. 1994-04-12
5299174 Automatic clutter elimination Steven F. Forestieri 1994-03-29
5228009 Parametric clutter elimination Steven F. Forestieri 1993-07-13